Table 4. Linear regression examining association between approach and change in SNOT-22 scores at 3 months while controlling for age, sex, smoker, tumor size, radiation, and use of a nasoseptal flap.

	Estimate (95% CI)	p -Value
Approach
SA	Reference
BSA	−9.9 (−19.0, −0.8)	0.04
Covariates
Age	−0.2 (−0.4, 0.02)	0.08
Male	−1.5 (−9.8, 6.8)	0.73
Smoker	0.7 (−11.6, 13.1)	0.91
Tumor size	−2.0 (−5.1, 1.1)	0.22
Radiation	22.5 (6.7, 38.3)	0.007
Nasoseptal flap	7.2 (−1.9, 16.3)	0.12

Abbreviations: BSA, beyond sella approach; CI, confidence interval; SA, sella approach; SNOT, Sinonasal Outcomes Test.

Note : Italics denote statistical significance ( p  < 0.05).